It is (不礼貌的) to push in before others while waiting for the bus.
It'll take about two days to finish the project if everything goes (顺利地).
The Chinese government has done a lot to control plastic (污染) in big cities.
Have you read the report? Those (英雄) stories really touched me deeply.
Many Chinese people had to (取消) their trips in February because of COVID﹣19.
你介意解释一下你为什么不想和Sandy保持联系吗?
Would you mind Sandy?
王老师对我们的发明如此满意,以致于多次表扬了我们.
Mr Wang was so many times.
Simon, let's meet (在……外面)the theatre at 2 o'clock.
Being healthy means keeping everything (好)balanced.